Table 1. The catalytic performance of CNT-supported metal nanoclusters.

Reaction conditions: 20 mg of catalysis, 2 wt % nanocluster loading, 57 μl (0.5 mmol) of styrene, 144 μl (1.5 mmol) of tert-butyl hydroperoxide (TBHP), 1.5 ml of ethanol, 65°C, 24 hours.

			Selectivity (%)†
Entry	Catalyst	Conversion (%)*	Epoxide	Benzaldehyde	Other products
1	Au25/CNT	72.8	20.3	66.4	13.3
2	Ag44/CNT	43.6	6.1	92.6	1.3
3	Ag46Au24/CNT	68.2	1.2	96.3	2.5
4	Ag32Au12/CNT	69.7	57.6	37.6	4.8
5	CNT	31.7	30.5	55.62	13.88

*Conversion = (styrene converted)/(initial amount of styrene) × 100.

^†Determined by gas chromatography.